<div q-view="myview">
    <input type="text" q-value-change="say">
    <span q-text="{say}+{person.name}"></span>
</div>

<script>
    qc.view("myview", function (vm, ve) {
        vm.say = "hello";
        vm.person = {
            name: "Andy"
        }
        ve.$watch("say", function (newValue, oldValue, $self) {
            window.console && console.log(newValue, oldValue);
            window.console && console.log($self)
        })
    })
</script>